Installation
1,2,3...
Phillips
screwdriver
1. Mount the Unit to the Backplane by hooking the top of the Unit into the slot
on the Backplane and rotating the I/O Unit downwards. (Groups A and B)
Hook
Backplane
Lock lever
2. Make sure that the connector on the back of the Unit is properly inserted
into the connector in the Backplane. (Groups A and B)
3. With the Group-A Units, use a Phillips-head screwdriver to tighten the
screw on the bottom of Unit. The screwdriver must be held at a slight angle,
so be sure to leave enough space below each Rack.
Note The screws at the bottoms of the Units must be tightened to the fol-
lowing torques.
CPU Unit:
Power Supply Unit: 0.9 N·m
I/O Units:
Duct
20 mm min.
Units in
group A
Backplane
20 mm min.
Duct
With Group-B Units, the lock lever will snap into place when the Unit is
properly inserted. Check that the lock lever is engaged and the Unit is se-
cure.
0.9 N·m
0.4 N·m
Section 5-2
297